Astronomers Detect a Record-Breaking “Cosmic Laser” From 8 Billion Light-Years Away
Illustration of the distant galaxy 8 billion light-years away (red), magnified by an unrelated foreground disk galaxy, resulting…
The Milky Way may have merged with another galaxy shortly after the Big Bang
ⓘ NASA – Unsplash An artist’s illustration showing two galaxies. Since its formation, the Milky Way has merged…
Extreme X-rays from a magnetar exposes that empty space may not be empty
A highly magnetized neutron star produced unusually polarized X-rays, offering some of the strongest evidence yet that empty…
The Milky Way glows brightly in first-of-its-kind neutrino image
IceCube has produced the first neutrino image of the Milky Way, revealing high-energy particle activity concentrated along our…
Three supermassive black holes have been discovered in the same galaxy
If black holes fascinate astronomers, it is mainly because of their power, but also because of the many…
First known black hole star discovered by James Webb Space Telescope
Astronomers using NASA’s James Webb Space Telescope (JWST) have identified what appears to be a previously unseen kind…
Astronomers have observed a wandering black hole shredding a star
ⓘ NASA – Unsplash An illustration showing a star and a galaxy. Astronomers have recently detected a black…
7 extraordinary cosmic objects that continue to puzzle astronomers
The Universe is full of things that seem to ignore common sense. Some are so dense that a…
New cosmology model finds that dark matter doesn’t exist
A proposed cosmology model argues that the universe may contain ordinary matter alone, without dark matter or dark…
Astronomers have precisely measured the size of the largest known galaxy
ⓘ NASA – Unsplash An image showing the galaxy UGC 2885 in the universe. Astronomers have measured the…
Astronomers Find Ancient Black Holes Shining With the Power of a Trillion Suns
This artist’s impression shows a quasar, a brief, brilliant phase when matter spirals into a galaxy’s central supermassive…
Vigorous turbulence driven by quasar-mode feedback in a cluster core
The X-Ray Imaging and Spectroscopy Mission (XRISM)1 is the successor to the Hitomi X-ray observatory2, which ceased operations…